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N general 20% of all students are left handed. a class of size 20 meets in a room with 5 left handed and 18 right handed chairs. find the probability that each student will have a chair to their needs?
General
5 months ago
A diagram has circles which represent the populations of various countries in the world. The circle for India has a radius of 3.2 cm and the circle for China has a radius of 3.4 cm. If 18% of the world’s population is in India, what percentage of the world’s population is in China? Round to the nearest percent.
General
5 months ago
80% of the items produced are non-defective. if three items are examined, what is the probability that at most one is non- defective? use the binomial probability function to answer this question.
General
5 months ago
Josh has a bag containing pieces of candy. the bag contains 10 red circular pieces, 10 red square pieces, 10 blue triangular pieces, and 10 blue star-shaped pieces. he draws a red piece of candy from the bag. what is the complement of this event? *
General
5 months ago
Equation about number of animals Equation about number of legs Solve the system
General
5 months ago
The average score on a test taken by 200 students is 80 and standard deviation is 10. if each student's score is increased by 5, what would be the new mean and standard deviation
General
5 months ago
Drag the tiles to the correct boxes to complete the pairs.
General
5 months ago
Izzy gets a loan of $2,800 with an APR of 3.5% . She will repay the loan in monthly payments for 9 months. To find the total amount of interest she will pay, Izzy uses an online calculator. What are the correct numbers she should enter?
General
5 months ago
Ella has 0.5 lbs of sugar. How much water should she add to make the following concentrations? Tell Ella how much syrup she will have in each case. 50% syrup? 5% syrup? 75% syrup? 1.5% syrup?
General
5 months ago
The class sizes of the introductory psychology courses at a college are shown below 121,134,106,93,149,130,119,128 the college adds a new honors introductory psychology course with 45 student. What effect does the new class size have on the center and spread of the class sizes of the introductory psychology courses at the college?
General
5 months ago
PUZZLED? COMPLETE ME... Complete the Cross Quantile Puzzle by finding the specified measures of position. Use linear interpolation. In filling the boxes, disregard the decimal point. For example, 14.3 should be written as 143 Given: Scores 5, 7, 12, 14, 15, 22, 25, 30,36, 42, 53, 65 n =<12 Across D_7 = 36.6 P_65 Pgo 9.P9 P Down 1. Q_2 3.P90 5. P_40 6.P52 7. P54 ample: Find D7 lution: 1. Position of D_7=7/10 =7/10 13=7 =9.1 9 ; 10th element 2. 5,7,12,14,15,22,25,30,36,42,53,65 42-36=6 3. 60.1=0.6 36+0.6 =36.6 D_7=36.6 TWO METHODS OF FINDING THE QUARTILE VALUE 1. Mendenhall and Sincich Method 2. Linear Interpolation- Is the process of finding a value between two points on a line or curve. Steps in Identifying the Quartile using Linear Interpolation 1. Arrange the data in ascending order 2. Locate the position of the score in the distribution. Position of Qk=& /4 n+1 3. If the result is a decimal number, proceed for the interpolation. Steps of Interpolation a. Find the difference between the two values wherein Qxis situated. b. Multiply the result by the decimal obtained in Step 2 in identifying the quartile using linear interpolation. c. Add the result in the smaller number in Step 1.
Algebra
5 months ago
What is true about △ ABC Select three options overline ABbot overline AC The triangle is a right triangle. . l Th&triangle is an isosceles triangle.. B l The triangle is an equilateral triangle. overline BC ≤ ftrightarrow overline AC
Geometry
5 months ago
Learning Task 1: Answer each question based on the pie graph below. 1. Which item gave the store about % of its Total Profit Earned in Sale profit? 2. If the profits from eating and cooking utensils eating were combined, would it be exceeding the utensils others profit earned from plates? Explain 10% 4% glasses plates 3. Which two kinds of items gave the store half 12% 38% of its total profit? 4. If the total profit earned was P45,000, how cooking much profit was earned from pots and utensils pans? 14% 5. Which three categories gave a combined pots and pans profit that is the same as that earned from 22% the plates?
Algebra
5 months ago
B. Find the next three terms of the given sequences. 1. 2, 5, 8, 11,_6. 2, 4, 8, 16, _ 2. 1, -3, -7, -11, _, 7. 2, 6, 18, 54, _ _ 3. 1, 4, 16, 64,_8. 3.2, 4.3, 5.4, _ _ 4. 60, 48, 36, 24,_,__ 9. -7,-9, -11, -13, __,__,_ 5. 1, 4, 9, 16, 25, 10.,,,, ___,___,
Algebra
5 months ago
A shipping box has the dimensions shown. What is the volume of the box in cubic yards? Not drawn to scale. 1/10 yd3 1/5 yd3 1/16 yd3 1/32 yd3
Algebra
5 months ago
Which trigonometric ratios are correct for triangle ABC? Select three options. sin C=frac square root of 32 cos B=frac square root of 23 tan C= square root of 3 sin B= 1/2 tan B=frac 2 square root of 33
Algebra
5 months ago
△ WXY is a right triangle with altitude overline YZ. Create a proportion for the short leg and the hypotenuse comparing △ WXY and △ YXZ. Solve the proportion for a2. Create a proportion for the long leg and the hypotenuse comparing △ WXY and △ WYZ . Solve the proportion for b2. Using the simplified proportions from Part A, prove the Pythagorean Theorem. Explain your reasoning.
Geometry
5 months ago
0. The product of a positive integer n and all the positive integers less than it is a. powers of n b. multiples of n c. n-factors d.n - factorial
Algebra
5 months ago
Which shape can have a square face? a triangular prism a cone a cylinder a sphere Dont
Algebra
5 months ago
https://www.myopenmath.com/assess2/?cid=184009&aid=13059962#/skip/7 The mean yearly rainfall in Sydney, Australia, is about 137 mm and the standard devlation is about 69 mm. Assume yearly rainfall is normally distributed. Round the probabilities to four decimal places. It is possible with rounding for a probability to be 0,0000. a State the random variable. Select an answer b Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly rainfall of 40.3 mm or more. c Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly rainfall of 78.8 mm or less. d Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly rainfall between 40.3 and 78.8 mm. e Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly rainfall that is at most 33.5 mm. f is a yearly rainfall of 33.5 mm unusually low for a randomly selected year of rain in Sydney, Australla? Why or why not? Type here to search
Algebra
5 months ago
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