Refer to Exhibit 7-7. What are the degrees of freedom for Time of Day?

Refer to Exhibit 7-7. What are the degrees of freedom for Time of Day?
 
  a. 1
  c. 20
  b. 2
  d. 24

Ques. 2

Refer to Exhibit 7-7. What is the sum of squares for the interaction?
 
  a. 63.375
  c. 127.416
  b. 64.459
  d. None of these are true.

Ques. 3

Refer to Exhibit 7-6. The researchers can conclude that:
 
  a. Groups 2 and 3 are statistically significantly different from Groups 1 and 4.
  b. there is a statistically significant difference among these groups.
  c. Groups 2, 3 and 4 are statistically significantly different from the control group.
  d. none of these are true.

Ques. 4

Refer to Exhibit 7-6. The test is statistically significant at what level?
 
  a.
  .05.
  c.
  It is not significant.
  b.
  .01

Ques. 5

Refer to Exhibit 7-6. The degrees of freedom for the test are the:
 
  a. 3 and 6.
  c. 3 and 24.
  b. 4 and 27.
  d. None of these are true.

Ques. 6

Refer to Exhibit 7-6. What is the value for the chosen statistic?
 
  a. .70
  c. 49.333
  b. 28.589
  d. None of these are true.

Ques. 7

Refer to Exhibit 7-6. What is the null hypothesis?
 
  a. m_{Group 1}  (m_{Group 2} + m_{Group 3} + m_{Group 4}) /3
  c. m_{Group 1} =m_{Group 2 =} m_{Group 3} = m_{Group 4}
  b. m_{Group 1}  (m_{Group 2} + m_{Group 3} + m_{Group 4}) /3
  d. None of these are true.

Ques. 8

Refer to Exhibit 7-6. What test is most appropriate for this data and hypothesis?
 
  a. Chi Square Goodness of Fit
  c. One-way Analysis of Variance
  b. Independent t-test
  d. Multifactor Analysis of Variance

Ques. 9

Refer to Exhibit 7-5. A correlation that is not statistically significant leads to the conclusion that:
 
  a. the correlation in the population is actually 0.
  b. there is not enough evidence of a correlation between variables.
  c. computer use and math attitude are not related.
  d. all of these are true.