The table below lists the numbers of audience impressions (in hundreds of millions) listening to songs and the corresponding numbers of albums sold (in hundreds of thousands). Does it appear that album sales are affected very strongly by the number of audience impressions? Use a significance level of a = 0.05. 24 15 Audience Impressions 18 Albums Sold 16 Click the icon to view the critical values of Spearman's rank correlation coefficient. 26 5 17 12 OC. Ho: P₂ *0 H₁: Pg=0 15 14 16 13 Determine the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: r =0 OB. Ho: #0 H₁: rg=0 H₁: rg *0 OD. Ho: P = 0 H₁: Pg *0 Find the value of the correlation coefficient. ₁ = (Round to three decimal places as needed.) Determine the critical value(s) of the correlation coefficient. 27 17 (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. 25 11 27 D₁ 17 OA. Reject the null hypothesis. There appears to be a correlation between the number of audience impressions and number of albums sold. OB. Reject the null hypothesis. There does not appear to be a correlation between the number of audience impressions and number of albums sold.
The table below lists the numbers of audience impressions (in hundreds of millions) listening to songs and the corresponding numbers of albums sold (in hundreds of thousands). Does it appear that album sales are affected very strongly by the number of audience impressions? Use a significance level of a = 0.05. 24 15 Audience Impressions 18 Albums Sold 16 Click the icon to view the critical values of Spearman's rank correlation coefficient. 26 5 17 12 OC. Ho: P₂ *0 H₁: Pg=0 15 14 16 13 Determine the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: r =0 OB. Ho: #0 H₁: rg=0 H₁: rg *0 OD. Ho: P = 0 H₁: Pg *0 Find the value of the correlation coefficient. ₁ = (Round to three decimal places as needed.) Determine the critical value(s) of the correlation coefficient. 27 17 (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. 25 11 27 D₁ 17 OA. Reject the null hypothesis. There appears to be a correlation between the number of audience impressions and number of albums sold. OB. Reject the null hypothesis. There does not appear to be a correlation between the number of audience impressions and number of albums sold.
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 table below lists the numbers of audience impressions (in hundreds of millions) listening to songs and the
corresponding numbers of albums sold (in hundreds of thousands). Does it appear that album sales are affected very
strongly by the number of audience impressions? Use a significance level of a = 0.05.
Audience Impressions 18
Albums Sold
16
OC. Ho: Ps #0
H₁: Pg=0
Click the icon to view the critical values of Spearman's rank correlation coefficient.
Find the value of the correlation coefficient.
rs= (Round to three decimal places as needed.)
Determine the critical value(s) of the correlation coefficient.
Determine the null and alternative hypotheses for this test. Choose the correct answer below.
OA. Ho: r₂ = 0.
OB. Ho: rs #0
H₁: rs = 0
H₁: #0
n
5
6
7
8
9
10
11
12
13
14
15
16
17
18
n
(Round to three decimal places as needed. Use a comma to separate answers as needed.)
Choose the correct conclusion below.
19
20
21
22
23
24
25
26
27
28
29
30
-1
26
5
A. Reject the null hypothesis. There appears to be a correlation between the number of audience impressions
and number of albums sold.
a/2
OB. Reject the null hypothesis. There does not appear to be a correlation between the number of audience
impressions and number of albums sold.
Spearman's Rank Correlation Coefficient
a=0.10
900
829
714
643
600
564
536
503
484
464
446
429
414
401
391
17
12
Critical Values of Spearman's Rank
Correlation Coefficient r
380
370
361
353
344
337
.331
324
317
312
306
a 0.05
886
786
738
.700
648
618
587
560
538
521
503
485
472
460
447
435
425
415
406
0.05 a= 0.02
-0.02
398
390
382
a/2
375
368
362
15
14
rs
943
893
833
783
745
709
678
648
626
604
582
566
16
13
550
535
520
508
496
O D. Ho: Ps = 0
H₁: Pg #0
486
476
466
457
448
440
433
425
24
15
a = 0.01
929
881
833
794
755
703
679
654
635
615
600
584
570
556
544
532
521
511
501
491
483
475
467
27
17
-
25
11
X
27
17
in the number of audience
aining: 04:52:25
between the number of audience
D
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