Listed below are the number of cricket chirps in 1 min and the corresponding temperatures in degrees Fahrenheit. Is there sufficient evidence to conclude that there is a relationship between the number of cricket chirps in 1 min and the temperature? Use a significance level of α = 0.05. Chirps in 1 min 937 889 Temperature (°F) 86.2 77.1 Click the icon to view the critical values of Spearman's rank correlation coefficient. 897 79.2 OC. Ho: rs #0 H₁: rs =0 839 74.9 Find the value of the correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. A. Ho: Ps=0 H₁: Ps #0 OB. Ho: Ps #0 H₁: Ps=0 1018 75.1 893 78.8 OD. Ho: rs = 0 H₁: rs #0 (Round to three decimal places as needed.) Determine the critical value(s) of the correlation coefficient. (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. 1041 93.6 842 82.6 OA. Fail to reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the temperature. OB. Reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the temperature. OC. Fail to reject the null hypothesis. There does not appear to be a correlation between the number of chirps in 1 min and the temperature. OD. Reject the null hypothesis. There does not appear to be a correlation between the number of chirps in 1 min and the temperature.
Listed below are the number of cricket chirps in 1 min and the corresponding temperatures in degrees Fahrenheit. Is there sufficient evidence to conclude that there is a relationship between the number of cricket chirps in 1 min and the temperature? Use a significance level of α = 0.05. Chirps in 1 min 937 889 Temperature (°F) 86.2 77.1 Click the icon to view the critical values of Spearman's rank correlation coefficient. 897 79.2 OC. Ho: rs #0 H₁: rs =0 839 74.9 Find the value of the correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. A. Ho: Ps=0 H₁: Ps #0 OB. Ho: Ps #0 H₁: Ps=0 1018 75.1 893 78.8 OD. Ho: rs = 0 H₁: rs #0 (Round to three decimal places as needed.) Determine the critical value(s) of the correlation coefficient. (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. 1041 93.6 842 82.6 OA. Fail to reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the temperature. OB. Reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the temperature. OC. Fail to reject the null hypothesis. There does not appear to be a correlation between the number of chirps in 1 min and the temperature. OD. Reject the null hypothesis. There does not appear to be a correlation between the number of chirps in 1 min and the temperature.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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Transcribed Image Text:Listed below are the number of cricket chirps in 1 min and the corresponding temperatures in degrees Fahrenheit. Is
there sufficient evidence to conclude that there is a relationship between the number of cricket chirps in 1 min and
the temperature? Use a significance level of α = 0.05.
Chirps in 1 min | 937
Temperature (°F) 86.2
Click the icon to view the critical values of Spearman's rank correlation coefficient.
897
79.2
OC. Ho: rs #0
H₁: rs = 0
889
77.1
Find the value of the correlation coefficient.
's
839
74.9
Determine the null and alternative hypotheses for this test. Choose the correct answer below.
A. Ho: Ps = 0
OB. Ho: Ps #0
H₁: Ps=0
H₁: Ps #0
1018
75.1
(Round to three decimal places as needed.)
Determine the critical value(s) of the correlation coefficient.
893
78.8
O D. Ho: rs = 0
H₁: rs #0
(Round to three decimal places as needed. Use a comma to separate answers as needed.)
Choose the correct conclusion below.
1041
93.6
842
82.6
O A. Fail to reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min
and the temperature.
B. Reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the
temperature.
OC. Fail to reject the null hypothesis. There does not appear to be a correlation between the number of chirps in
1 min and the temperature.
O D. Reject the null hypothesis. There does not appear to be a correlation between the number of chirps in 1 min
and the temperature.
Transcribed Image Text:K
Listed below are the number of cricket chirps in 1 min and the corresponding temperatures in degrees Fahrenheit. Is
there sufficient evidence to conclude that there is a relationship between the number of cricket chirps in 1 min and
the temperature? Use a significance level of a = 0.05.
Chirps in 1 min 937
Temperature (°F) 86.2
Click the icon to view the critical values of Spearman's rank correlation coefficient.
OC. Ho: rs #0
H₁: r=0
s
Determine the null and alternative hypotheses for this test. Choose the correct answer below.
A. Ho: P = 0
OB. Ho: Ps #0
H₁: Pg=0
H₁: Pg #0
Find the value of the correlation coefficient.
(Round
(Round to three decimal places as needed.)
Determine the critical value(s) of the correlation coefficient.
=
D
5
6
7
8
9
10
11
12
13
14
15
16
17
(Round to three decimal places as needed. Use a comma to separate answers as needed.)
Choose the correct conclusion below.
18
19
20
897
79.2
Spearman's Rank Correlation Coefficient
21
22
23
24
25
26
27
28
29
-1
O A. Fail to reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min
and the temperature.
α/2
OB. Reject the null hypothesis. There appears to be a correlation between the number of chirps in 1 min and the
temperature.
600
564
536
503
484
464
446
429
414
401
391
380
370
361
353
344
337
331
324
317
312
889
77.1
Critical Values of Spearman's Rank
Correlation Coefficient r
a = 0.10
a = 0.05
900
829
714
643
ane
886
786
738
.700
648
618
587
560
538
521
503
485
472
460
447
435
425
415
406
398
390
382
375
368
267
839
74.9
a/2
"₂
a = 0.02
943
893
833
.783
.745
.709
.678
648
626
604
582
566
550
535
520
508
OD. Ho: r = 0
H₁: ₂ #0
496
486
476
466
457
448
440
433
125
1
1018
75.1
a = 0.01
929
881
833
.794
755
727
.703
679
654
635
.615
600
584
570
556
544
532
521
511
501
491
483
475
893
78.8
107
-
1041
93.6
X
842
82.6
D
between the number of chirps in
een the number of chirps in 1 min
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