Mathematics, 30.04.2021 20:50, devalynn

According to a Gallup survey of boys 77% of boys had played computer games in the past week, compared with 65% of girls. You take and SRS of 104 boys and 120 girls. (A) Find the mean of each sampling distribution.
(B) Would it be reasonable to use the standard deviation formula? Explain.
(C) Find standard deviation of each sampling distribution.
(D) How would you describe each distribution?
(E) How would you describe the distribution of difference in percentage of boys and girls who had
played computer games in the past week?
(F) Find the mean and standard deviation of the difference in proportion of boys and girls who had
played computer games in the past week.
(G) How frequently does the proportion of girls exceed the proportion of boys?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:30, marie1211

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Answers: 2

continue

Mathematics, 21.06.2019 20:30, elyzeraganitowlkn9

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Answers: 2

continue

Mathematics, 21.06.2019 22:00, bobk1433

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.

Answers: 2

continue

Mathematics, 21.06.2019 22:00, dolphinkina35

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Answers: 1

continue

Do you know the correct answer?

According to a Gallup survey of boys 77% of boys had played computer games in the past week, compare...