Question 18Scores on an aptitude test are normally distributed with a mean of 1020 and standard deviation of110.Use the Cumulative Z-Score Table to answer the following questions.Write your answer rounded to the nearest whole number.If 1,270,000 students take the test......how many would you expect to score below 1152?students...how many would you expect to score above 11527studentsstudents...how many would you expect to score below 959.5?students...how many would you expect to score above 959.5?...how many would you expect to score between 959.5 and 1152?studentsZ-Score TableQuestion Help: O Video 1 Oideo 2 C essage instructorSubrmit Question Module 3 StatisticsCumulathve Z-Score TableZ-ScoreAreaZ-ScoreAreaZ-ScoreAreaZ-ScoreArea-4.00.00003-1.00.15870.00.50001.10.8643-3.50.0002-0.950.17110.050.51991.20.8849-3.00.0013-0.900.18410.100.53981.30.9032-2.90.0019-0.850.19770.150.55961.40.9192-2.80.0026-0.800.21190.200.57931.50.9332-2.70.0035-0.750.22660.250.59871.60.9452-2.60.0047-0.700.24200.300.61791.70.9554-2.50.0062-0.650.25780.350.63681.80.9641-2.40.0082-0.600.27430.400.65541.90.9713-2.30.0107-0.550.2910.450.67362.00.9772-2.20.0139-0.500.30850.500.69152.10.9821-2.10.0179-0.450.32640.550.70882.2-2.00.0228-0.400.34460.600.72572.30.9893-1.90.0287-0.350.36320.650.74222.40.9918-1.80.0359-0.300.38210.700.75802.50.9938-1.70.0446-0.250.40130.750.77342.60.9953-1.60.0548-0.200.42070.800.78812.70.9965-1.50.0668-0.150.44040.850.80232.80.9974-1.40.0808-0.100.46020.900.81592.90.9981-1.30.0968-0.050.48010.950.82893.00.9987-1.20.11510.050001.00.84133.50.9998-1.10.13574.00.9997

Given: score of an aptitude test are normally distributed mean = 1020 standard deviation = 110 let X…

Answered: ..how many would you expect to score…

..how many would you expect to score below 1152? students ..how many would you expect to score above 1152? students students ..how many would you expect to score below 959.5?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

100%

Module 3 Statistics
Cumulathve Z-Score Table
Z-Score
Area
Z-Score
Area
Z-Score
Area
Z-Score
Area
-4.0
0.00003
-1.0
0.1587
0.0
0.5000
1.1
0.8643
-3.5
0.0002
-0.95
0.1711
0.05
0.5199
1.2
0.8849
-3.0
0.0013
-0.90
0.1841
0.10
0.5398
1.3
0.9032
-2.9
0.0019
-0.85
0.1977
0.15
0.5596
1.4
0.9192
-2.8
0.0026
-0.80
0.2119
0.20
0.5793
1.5
0.9332
-2.7
0.0035
-0.75
0.2266
0.25
0.5987
1.6
0.9452
-2.6
0.0047
-0.70
0.2420
0.30
0.6179
1.7
0.9554
-2.5
0.0062
-0.65
0.2578
0.35
0.6368
1.8
0.9641
-2.4
0.0082
-0.60
0.2743
0.40
0.6554
1.9
0.9713
-2.3
0.0107
-0.55
0.291
0.45
0.6736
2.0
0.9772
-2.2
0.0139
-0.50
0.3085
0.50
0.6915
2.1
0.9821
-2.1
0.0179
-0.45
0.3264
0.55
0.7088
2.2
-2.0
0.0228
-0.40
0.3446
0.60
0.7257
2.3
0.9893
-1.9
0.0287
-0.35
0.3632
0.65
0.7422
2.4
0.9918
-1.8
0.0359
-0.30
0.3821
0.70
0.7580
2.5
0.9938
-1.7
0.0446
-0.25
0.4013
0.75
0.7734
2.6
0.9953
-1.6
0.0548
-0.20
0.4207
0.80
0.7881
2.7
0.9965
-1.5
0.0668
-0.15
0.4404
0.85
0.8023
2.8
0.9974
-1.4
0.0808
-0.10
0.4602
0.90
0.8159
2.9
0.9981
-1.3
0.0968
-0.05
0.4801
0.95
0.8289
3.0
0.9987
-1.2
0.1151
0.0
5000
1.0
0.8413
3.5
0.9998
-1.1
0.1357
4.0
0.9997

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