In eight throws of a die 5 or 6 is considered a success. Find the standard deviation.4А.B.-C.31D.-E.None of the above

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Answered: In eight throws of a die 5 or 6 is…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

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→ 4 0 1 2 3 4 5 D 6 F ㅋ a 7 alt 8 9 Z 2 Two competitors competed in two events, each winning one a piece. Determine which competitor did better using standardized scoring. Competitor A Competitor B Mean Standard Deviation Competitor A: Zshot type your answer... = Zlongjump type your answer... Competitor B: Zshot type your answer... Zlongjump = type your answer... Previous W Competitor choose your answer... Explain your reasoning: type your answer... S # 3 X e C Shot Put 68' 64' $ 67' 1'6" 4 C f % 5 V did better. ید g A 6 b Long Jump 23' 27' 24 2' DELL y h & 7 O n u * 00 8 O m k ( 9 ✓ O alt ) O P 4 { [
Q3: A. A scales representative who visits customers at home Finds she sells according to the following frequency distribution? Items frequency 1 10 3 2 4 Find the probability that she sells the following? a. Exactly one item. b. More than two items. At least one item. с. d. At most three items.
In a sample of n = 56 observations The sum of x is ∑x = 4135 The sum of x² is ∑x² = 315647 13 The sum of squared deviations is, a 10953.32 b 10738.54 c 10527.98 d 10321.55
Find the standard deviation. Group 1: 7,8,7,6,7,7,7
12
Player His Average Points Other's Average Points Other's Standard Deviation Fredo 153 163 15 Karl 163 183 35 Table 2.57 a. Which player had the higher average points when compared to the other players on his team? Fredo O Karl b. Use Table 2.57 to find the value that is three standard deviations above the mean for each team. Enter the exact answers. Fredo's team: Number Karl's team: Number C. Use Table 2.57 to find the value that is three standard deviations below the mean for each team. Enter the exact answers. Fredo's team: Number Karl's team: Number Next Back Question Menu- Quit & Save Submit Assignment 502 PM 200
Lesson 7: Understanding the Normal Distribution II. PRETEST: Task 1: TRUE OR FALSE, Write TRUE if the given statement is true. Otherwise, write FALSE. 1. A normal random variable is a random variable X whose distribution has the shape of a normal curve. 2. The total area of the normal probability distribution is 100. 3. All observations of any normal random variable X with the mean u and standard deviation o to a new set of observations of another normal random variable Z with mean u = 0 and standard deviation o = 1. 4. The value of a probability is a number from 0 to 1. 5. The area of a region between z = 0 and z = 2 is 0.4772. IV. EVALUATION: Direction: Fill in the blanks with the appropriate word or phrase to make the following illustration on normal random variable meaningful. 1. A random variable X whose distribution has the shape of a normal curve called 2. The shape of the normal curve is with the total area of 3. The center of the normal curve is the with the value of if it is…
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UPVOTE WILL BE GIVEN! WRITE THE SOLUTIONS LEGIBLY. YOU MAY USE EXCEL. The average score of one of your Math exams was 75 with a standard deviation of 20. Assuming the scores are normally stributed if your corresponding z-score was 1.5. What precentage of the students got a score less than 50? a. 6.68% b. 89.44% c. 10.56% d. 22.66%
Finish Based on past records it is given that time to solve a certain problem during the exam is normally distributed with mean 151 seconds and variance 225 seconds?. If 500 students are to solve this problem, how many of them will solve it in more than 185 seconds? Round the number of students 1 to the nearest integer. 7 13 Select one: a.494 19 b.None c.349 d.3 e.6
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In eight throws of a die 5 or 6 is considered a success. Find the standard deviation. 4 А. B.- C.3 1 D.- E.None of the above