11) When using a hypothesis test with a = 0.05 to determine if the there is a difference between the two evaluators, what are the critical values for the hypothesis test? A) -1.65 and 1.65 B) -1.96 and 1.96 C) -2.228 and 2.228 D) -2.201 and 2.201 E) -2.080 and 2.080 12) When using a hypothesis test with a = 0.05 to determine if the there is a difference between the two evaluators, what is the test statistic for the hypothesis test?

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11) When using a hypothesis test with a = 0.05 to determine if the there is a difference
between the two evaluators, what are the critical values for the hypothesis test?
A) -1.65 and 1.65
B) -1.96 and 1.96
C) -2.228 and 2.228
D) -2.201 and 2.201
E) -2.080 and 2.080


12) When using a hypothesis test with a = 0.05 to determine if the there is a difference
between the two evaluators, what is the test statistic for the hypothesis test?
A) -0.32
B) -2.73
C) -1.01
D) -1.06
E) -0.54


13) The categorical variable marital status has the following values: single, married,
separated, divorced, and widowed. To include marital status in a multiple regression
model, how many indicator variables will be included?
A) Three
B) Two
C) Five
D) One
E) Four

 

Use the following information when answer questions 11 -> 12 below.
A physical therapy clinic assists patients with
rehabilitation following surgery, an accident or
injury. Each incoming patient is evaluated to
establish an appropriate treatment program and
estimated number of visits for rehabilitation.
Two therapists (Abby and Brenda) perform
initial evaluations for lower leg problems. To see
if the two therapists are consistent, 11 randomly
chosen patients are separately evaluated by both
Abby and Brenda (Evaluator worksheet). The
table to the right contains each evaluators
estimated number of visits for rehabilitation and
the difference between the two estimates. The
table also contains the average and standard
deviation of Abby, Brenda and the difference.
Patient
1
234
4
5
6
7
8
9
10
11
Average
Std dev
Evaluator
Abby
24
24
42
30
32
28
30
18
40
24
20
28.36
7.58
Brenda
24
20
52
46
36
24
42
16
52
14
16
31.09
14.87
Difference
0
4
-10
-16
-4
4
-12
2
-12
10
4
-2.73
8.55
Transcribed Image Text:Use the following information when answer questions 11 -> 12 below. A physical therapy clinic assists patients with rehabilitation following surgery, an accident or injury. Each incoming patient is evaluated to establish an appropriate treatment program and estimated number of visits for rehabilitation. Two therapists (Abby and Brenda) perform initial evaluations for lower leg problems. To see if the two therapists are consistent, 11 randomly chosen patients are separately evaluated by both Abby and Brenda (Evaluator worksheet). The table to the right contains each evaluators estimated number of visits for rehabilitation and the difference between the two estimates. The table also contains the average and standard deviation of Abby, Brenda and the difference. Patient 1 234 4 5 6 7 8 9 10 11 Average Std dev Evaluator Abby 24 24 42 30 32 28 30 18 40 24 20 28.36 7.58 Brenda 24 20 52 46 36 24 42 16 52 14 16 31.09 14.87 Difference 0 4 -10 -16 -4 4 -12 2 -12 10 4 -2.73 8.55
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