Question 715 pts

Random sample of college students were asked how many hours they spent studying per day. The results summarized by sex are given in the following table.

Hours Spent Studying

	Less than 3	3 or more	Total
Males	36	64	100
Females	12	56	68
Total	48	120	168

Do these data provide evidence at the 0.01 level of significance to conclude that sex and amount of time spent studying are dependent? Begin by filling in the following tables.

Step 1

H₀: Sex and amount of time spent studying are (fill in the blank with the correct response: independent or dependent)

H_a: Sex and amount of time spent studying are (fill in the blank with the correct response: independent or dependent)

Step 2

Expected (round to 1 decimal place if necessary)	Less than 3	3 or more
Males
Females

(OE)2E (round to 2 decimal places if necessary)	Less than 3	3 or more
Males
Females

Is the criteria for normality met? (fill in the blank with the correct response: yes or no)

Step 3

Test statistic 2= (round to 2 decimal places)

Degrees of freedom=

P-value= (round to 3 decimal places)

Step 4

There is enough evidence to conclude that sex and amount of time spent studying are . (fill in the blank with the correct response: independent or dependent)