Using the formulas, calculate the (i) mean and (ii) standard deviation of X.

Q: a successful basketball player has a height of 6 feet 9 inches, or 206 cm. Based on statistics from…

A: Given,           Z -score=4.45           A basket ball player has a height of  6 feet 9…

Q: Stock analysis. The price-eaming ratios of 100 randomly selected stocks from the New York Stock…

A: Statistics is the branch of mathematics which are dealing the presentation of data, interpretation…

Q: si fi 4 6 8 7 11 4 O A) 2,78 B) 7,29 OC) 3,32 D) 59,61 O E) 7,72

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Q: ss, the scores on a test are normally distributed. The middle 68% of the scores fall between 74 and…

A: According to the empirical rule, approximately 68% of the observations fall within 1 standard…

Q: A successful basketball player has a height of 6 feet 2 ​inches, or 188 cm. Based on statistics from…

A: Given the Z score of height of basket ball player is 1.95. The original height of the basket ball…

Q: A successful basketball player has a height of 6 feet 8 ​inches, or 203 cm. Based on statistics from…

A: Consider X is a random variable defined as the height of a successful basketball player.The provided…

Q: A history class has 95 members. If there is a 22% absentee rate per class meeting , find the mean…

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Q: Reading scores. The grade-level reading scores from a reading test given to a random sample of 12…

A: From the provided information, Sample size (n) = 12

Q: Determine the number of standard deviations from the mean (z-score). In the United States, the…

A: Given mean female height = 64 inches and standard devaiton = 3 inches.The distance of a data point…

Q: Decide if the following statement is true or false. Explain why. It is possible to have a standard…

A: We need to decide if the given statement that " It is possible to have a standard deviation of -2…

Q: The average and standard deviation for ACT scores are 20 and 3 respectively. average and standard…

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Q: What raw score does he need to get the certificate

A: Given that Mean = 83 And SD = 3.2

Q: If the probability of defective bolt is 0.1, find the mean and the standard deviation for the number…

A: Given the probability of a defective bolt is, 0.1 That is, p=0.1 The total number of bolts is, n=400…

Q: Omar is trying out to be a firefighter.  On the written exam, the mean of everyone who takes the…

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Q: Refer to the accompanying table, which describes the number of adults in groups of five who reported…

A: Given, The probability distribution of the number of adults in a group of 5 who reported…

Q: onsider this data set { 9, 3, 8, 8, 9, 8, 9, 18}. Find the standard deviation, s. Round off your…

A: given data, 9,3,8,8,9,8,9,18we have to find out the standard deviation(s) for the given data. x…

Q: art professor gives an A to any student in the top 9% of the distribution. The grades are normally…

A: Given X~N(mean μ=60, standard deviations σ=5) P(X>b)=9%

Q: aking the Graduate Management Aptitude Test averaged 812 with a standard deviation of 145. Only…

A: Given: Meanμ=812Standard deviationσ=145 Consider, X be the random variable that shows the average…

Q: Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly…

A: Given Population mean μ=137, population standard deviations σ=69, Let X be the rain in Sydney Note:…

Q: A successful basket ball player has a height of 6 feet 4 inches. Based on statistics his height…

A: As given, The basketball player has a height of 6 feet 4 inches and when his height is converted to…

Q: Roll a pair of die 36 times, and draw a bar graph of all the outcomes. Using the data, find the…

A: In question,  Given that a pair of dice is rolled 36 times. Then we'll find mean Variance and…

Q: o these calculations using Excel, a graphing calculator, or an app. Type the data in different…

A: The number of observations is 6.

Q: Annual Precipitation (Inches) Stem Leaf 0 6 1 9. 2| 127 3 356 434 5 036 6. 68

A: From Given stem and leaf  plotThe data values…

Q: Juan makes a measurement in a chemistry laboratory and records the result in his lab report. The…

A: The standard deviation of students lab measurements is 8. Juan repeats the measurement 2 times. That…

Q: Which student received the highest grades from the quizzes?

A: here given , Jasmine, Jamal, and Jessa all got the same mean grade (2.7) on their quizzes last…

Q: A successful basketball player has a height of 6 feet 11 ​inches, or 211 cm. Based on statistics…

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Q: Calculate the mean if -2 standard deviation = 70 and +2 standard deviation = 100. The mean of the…

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Q: Write down the formulas for the standard deviation of p.

A: Let sample size = n Sample proportion = p̄

Q: A successful basketball player has a height of 6 feet 3 ​inches, or 191 cm. Based on statistics from…

A: Given,a basketball player has a height of 6 feet 3 inchesand the Z-score =2.31

Q: A successful basketball player has a height of 6 feet 4 ​inches, or 193 cm. Based on statistics from…

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Q: Pyramid Lake is on the Paiute Indian Reservation in Nevada. The lake is famous for cutthroat trout.…

A: Let X: the length of trout caught in Pyramid LakeGiven that,Mean length(μ) = 19 inches.Sample…

Q: A mean of 200 and a standard deviation of 50. Find P60, the score which separates the lower 60% form…

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