The state test scores for 12randomly selected high school seniors are shown on the right. Assume...
The state test scores for 12randomly selected high school seniors are shown on the right.
Assume the population is normally distributed.
1426 1227 984
695 723 830
730 744 544
624 1440 950
A-Find the sample mean
B-Find sample standard deviation
Round to one decimal place as needed.
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The state test scores for 12randomly selected high school
seniors are shown on the right.
Assume...
The state test scores for 12 randomly selected high school seniors are shown on the right....
The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1423 1222 989 695 726 837 724 745 545 622 1440 947 (a) Find the sample mean. x overbarxequals=909.6 (Round to one decimal place as needed.) (b) Find the sample standard deviation. sequals=303.4 (Round to one decimal place as needed.) (c) Construct a 99% confidence interval for the population mean muμ. A...
989 The state test scores for 12 randomly selected high school seniors are shown on the...
989 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1424 695 725 623 1221 721 745 1442 837 544 947 (a) Find the sample mean. X= (Round to one decimal place as needed.) (b) Find the sample standard deviation. s= (Round to one decimal place as needed.) (c) Construct a 95% confidence interval for the population mean H. A 95%...
The state test scores for 12 randomly selected high school seniors are shown on 1424 the...
The state test scores for 12 randomly selected high school seniors are shown on 1424 the right. Complete parts (a) through (C) below. 694 721 Assume the population is normally distributed. 630 1221 727 741 1440 981 831 542 940 (a) Find the sample mean. x = = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. SE (Round to one decimal place as needed.)
986 The state test scores for 12 randomly selected high school seniors are shown on the...
986 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1421 700 722 621 1228 730 747 1444 837 550 942 (a) Find the sample mean. x = 910.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. (Round to one decimal place as needed.) SE
0 The state test scores for 12 randomly selected high school seniors are shown on the...
0 The state test scores for 12 randomly selected high school seniors are shown on the right Complete parts (a) through (c) below. Assume the population is normally distributed 1420 697 721 622 1225 722 745 1445 984 834 542 943 (a) Find the sample mean. (Round to one decimal place as needed.) (b) Find the sample standard deviation. (Round to one decimal place as needed.) (c) Construct a 99% confidence interval for the population mean . A 99% confidence...
Question Help ure and brane Str the end o 1224 The state test scores for 12...
Question Help ure and brane Str the end o 1224 The state test scores for 12 randomly selected high school 1420 seniors are shown on the right. Complete parts (a) 691720 through (c) below. 730 744 Assume the population is normally distributed. 624 1448 984 838 545 950 ESS tod edit Service (a) Find the sample mean. x= (Round to one decimal place as needed.) (b) Find the sample standard deviation. s= (Round to one decimal place as needed.) 5732...
981 The state test scores for 12 randomly selected high school seniors are shown on the...
981 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through 1424 (c) below. 694 Assume the population is normally distributed. 721 630 1221 727 741 1440 831 542 940 a) Find the sample mean. x = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. S = 303.3 (Round to one decimal place as needed.) c) Construct a 90% confidence interval for the population...
981 The state test scores for 12 randomly selected high school seniors are shown on the...
981 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through 1424 (c) below. 694 Assume the population is normally distributed. 721 630 1221 727 741 1440 831 542 940 a) Find the sample mean. x = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. S = 303.3 (Round to one decimal place as needed.) c) Construct a 90% confidence interval for the population...
E Question Help The state test scores for 12 randomly selected high school seniors are shown...
E Question Help The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1421 700 722 621 1228 730 747 1444 986 837 550 942 (a) Find the sample mean X = 910.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation (Round to one decimal place as needed.)
9 The state test scores for 12 randomly selected high school seniors are shown on the...
9
The state test scores for 12 randomly selected high school seniors are shown on the right Complete parts (a) through (c) below Assume the population is normally distributed. 1422 691 722 622 1224 723 742 1443 987 835 550 943 (a) Find the sample mean x=(Round to one decimal place as needed.) (b) Find the sample standard deviation $=(Round to one decimal place as needed.) (c) Construct a 99% confidence interval for the population mean A 99% confidence interval...
989 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1424 695 725 623 1221 721 745 1442 837 544 947 (a) Find the sample mean. X= (Round to one decimal place as needed.) (b) Find the sample standard deviation. s= (Round to one decimal place as needed.) (c) Construct a 95% confidence interval for the population mean H. A 95%...
The state test scores for 12 randomly selected high school seniors are shown on 1424 the right. Complete parts (a) through (C) below. 694 721 Assume the population is normally distributed. 630 1221 727 741 1440 981 831 542 940 (a) Find the sample mean. x = = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. SE (Round to one decimal place as needed.)
986 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1421 700 722 621 1228 730 747 1444 837 550 942 (a) Find the sample mean. x = 910.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. (Round to one decimal place as needed.) SE
0 The state test scores for 12 randomly selected high school seniors are shown on the right Complete parts (a) through (c) below. Assume the population is normally distributed 1420 697 721 622 1225 722 745 1445 984 834 542 943 (a) Find the sample mean. (Round to one decimal place as needed.) (b) Find the sample standard deviation. (Round to one decimal place as needed.) (c) Construct a 99% confidence interval for the population mean . A 99% confidence...
Question Help ure and brane Str the end o 1224 The state test scores for 12 randomly selected high school 1420 seniors are shown on the right. Complete parts (a) 691720 through (c) below. 730 744 Assume the population is normally distributed. 624 1448 984 838 545 950 ESS tod edit Service (a) Find the sample mean. x= (Round to one decimal place as needed.) (b) Find the sample standard deviation. s= (Round to one decimal place as needed.) 5732...
981 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through 1424 (c) below. 694 Assume the population is normally distributed. 721 630 1221 727 741 1440 831 542 940 a) Find the sample mean. x = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. S = 303.3 (Round to one decimal place as needed.) c) Construct a 90% confidence interval for the population...
981 The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through 1424 (c) below. 694 Assume the population is normally distributed. 721 630 1221 727 741 1440 831 542 940 a) Find the sample mean. x = 907.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation. S = 303.3 (Round to one decimal place as needed.) c) Construct a 90% confidence interval for the population...
E Question Help The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1421 700 722 621 1228 730 747 1444 986 837 550 942 (a) Find the sample mean X = 910.7 (Round to one decimal place as needed.) (b) Find the sample standard deviation (Round to one decimal place as needed.)
9
The state test scores for 12 randomly selected high school seniors are shown on the right Complete parts (a) through (c) below Assume the population is normally distributed. 1422 691 722 622 1224 723 742 1443 987 835 550 943 (a) Find the sample mean x=(Round to one decimal place as needed.) (b) Find the sample standard deviation $=(Round to one decimal place as needed.) (c) Construct a 99% confidence interval for the population mean A 99% confidence interval...
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