Psychology students in the tzmir University e Dental Aniety Scale question A Click here to view a table of areas unde A Table of Nomal Curve Areas a. Suppose you score a 18 on the Dental Aroiety Sc z Round to the nearest hundredth as needed b. Find the probablity that someone scores between 13 and 18 on the Dental Aradety Scale P(13sxs 18) -Round to four decimal places as needed) C. Find the probability that someone scores above 17 on the Dental Ariety Scale Pt> 17)-NRound to four decimal places as needed ) r answer in each of the answer boxes |8 明 I 网業 E EIER IUEI a 業到 ERE E EIEI 系要 E OI

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Psychology students in the Izmir University of Economics completed the Dental Anxiety Scale questionnaire in 2020. In this study, scores on the scale range from 0 (no anxiety) to 20 (extreme anxiety). The mean score was 14 and the standard deviation was 3.5. Assume that the distribution of all scores on the Dental Aroxiety
Scale is normal with u= 14 and g=35. Complete parts a through c
A Click here to view a table of areas under the standardized normal curve
O Table of Normal Curve Areas
a. Suppose you score a 18 on the Dental Anxiety Scale. Find the z-value for this score.
z= (Round to the nearest hundredth as needed )
b. Find the probability that someone scores between 13 and 18 on the Dental Anxiety Scale
P(13sxs 18) =D (Round to four decimal places as needed)
c. Find the probability that someone scores above 17 on the Dental Anxiety Scale
P(x> 17)=(Round to four decimal places as needed.)
Enter your answer in each of the answer boxes.
|8 目 國 100
|8 案
|8 業 可 0
| 会效 到商同 我目 |
Transcribed Image Text:Psychology students in the Izmir University of Economics completed the Dental Anxiety Scale questionnaire in 2020. In this study, scores on the scale range from 0 (no anxiety) to 20 (extreme anxiety). The mean score was 14 and the standard deviation was 3.5. Assume that the distribution of all scores on the Dental Aroxiety Scale is normal with u= 14 and g=35. Complete parts a through c A Click here to view a table of areas under the standardized normal curve O Table of Normal Curve Areas a. Suppose you score a 18 on the Dental Anxiety Scale. Find the z-value for this score. z= (Round to the nearest hundredth as needed ) b. Find the probability that someone scores between 13 and 18 on the Dental Anxiety Scale P(13sxs 18) =D (Round to four decimal places as needed) c. Find the probability that someone scores above 17 on the Dental Anxiety Scale P(x> 17)=(Round to four decimal places as needed.) Enter your answer in each of the answer boxes. |8 目 國 100 |8 案 |8 業 可 0 | 会效 到商同 我目 |
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