The data in the contingency table to the right count the number of male and female shoppers who accept or reject a discounted offer in return for supplying a retailer with an email address. Consider using these data to test the null hypothesis that gender and acceptance are independent(H0).(a) Find the degrees of freedom ofχ2.(b) Find the expected number of women who reject ifH0holds.(c) Find the value ofχ2for testingH0.(d) Find the p-value for testingH0. MaleFemale Accept130120 Reject120130 (a) The number of degrees of freedom is___(b) The expected number of women who reject ifH0holds is_____(Type an integer or a decimal.)(c) The value ofχ2for testingH0is_____(Round to three decimal places as needed.)(d) The p-value for testingH0is_____(Round to three decimal places as needed.)

Male Female All Accept 130 120 250 Expected count 125 125…

Answered: The data in the contingency table to…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The data in the contingency table to the right count the number of male and female shoppers who accept or reject a discounted offer in return for supplying a retailer with an email address. Consider using these data to test the null hypothesis that gender and acceptance are independent

(H0).

(a) Find the degrees of freedom of

χ2.

(b) Find the expected number of women who reject if

holds.

χ2

for testing

H0.

(d) Find the p-value for testing

H0.

Male	Female
Accept	130	120
Reject	120	130

(a) The number of degrees of freedom is

___

(b) The expected number of women who reject if

holds is

_____

(Type an integer or a decimal.)

χ2

for testing

_____

(Round to three decimal places as needed.)

(d) The p-value for testing

_____

(Round to three decimal places as needed.)

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