The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1429 1230 987 Assume the population is normally distributed. 694 722 834 726 743 543 620 1442 949 (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 95% confidence interval for the population mean i. A 95% confidence interval for the population mean is (| || (Round to one decimal place as needed.) (C) T元 More Help me solve this View an example Get more help - Next 9:03 PM e Type here to search 99+ 52°F Clear ^ の 21 10/31/2021 Lenovo 10/05/17 DO 521 AUX Esc ※一 PrtSc Insert Delete F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 @ %23 $4 & Backspace Num Lock 1 2 3 4. 6. 7 8. 9. W Y U P 7 Tab Home PgUp S. G H. J CapsLk Enter V 00 王 | 1 小 ト L山
The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1429 1230 987 Assume the population is normally distributed. 694 722 834 726 743 543 620 1442 949 (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 95% confidence interval for the population mean i. A 95% confidence interval for the population mean is (| || (Round to one decimal place as needed.) (C) T元 More Help me solve this View an example Get more help - Next 9:03 PM e Type here to search 99+ 52°F Clear ^ の 21 10/31/2021 Lenovo 10/05/17 DO 521 AUX Esc ※一 PrtSc Insert Delete F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 @ %23 $4 & Backspace Num Lock 1 2 3 4. 6. 7 8. 9. W Y U P 7 Tab Home PgUp S. G H. J CapsLk Enter V 00 王 | 1 小 ト L山
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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Transcribed Image Text:The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below.
1429
1230
987
Assume the population is normally distributed.
694
722
834
726
743
543
620
1442
949
(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 95% confidence interval for the population mean i.
A 95% confidence interval for the population mean is (| ||
(Round to one decimal place as needed.)
(C)
T元
More
Help me solve this
View an example
Get more help -
Next
9:03 PM
e Type here to search
99+
52°F Clear ^
の
21
10/31/2021
Lenovo
10/05/17
DO 521 AUX
Esc
※一
PrtSc
Insert
Delete
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
@
%23
$4
&
Backspace
Num
Lock
1
2
3
4.
6.
7
8.
9.
W
Y
U
P
7
Tab
Home
PgUp
S.
G
H.
J
CapsLk
Enter
V
00
王
| 1
小
ト
L山
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