1.- The scores for a Prestatistics exam are given: 90 79 73 61 76 93 33 87 15 49 87 36 Find IQR What does it mean in this situation? m. Identify outliers (if any) n. Construct a box plot

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Q: QUESTION 1 The measurement scale that allocates values to variables based on their relative ranking…

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A: Given data is 7,22,34,42,43,48,58,64,69,79,93,95Arrange the data in ascending…

Q: be applied.

A: Two sample hypothesis testing: It is a statistical analysis technique to test if there is a…

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A: Given N=25   31 31 24 34 24 27 30 31 23 28 33 33 30 23 29 30 35 23 31 21 35 39 32 27 33

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A: Solution-: It is only appropriate and possible to calculate the variance and standard deviation as…

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Q: II. The following are scores of Grade 7 - Rizal in a 50-item Test in Math. Construct a frequency…

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Q: UPVOTE.

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Q: where did 0.025 come from? please explain the steps to get critical value

A: The level of significance is 0.05.

Q: Describe what you see in the attached scatterplot for a sample of 20 low birth weight infants.

A: Use the Excel and Calculate the Correlation  Followings are the Steps to Calculate Correlation 1)…

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Q: 12.5 As a result of experiments with two devices A and B, one finds the probability of observing a…

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Q: Find the proportion of Normally distributed observations with a zz-score above -2.84. Give your…

A: Given the proportion of Normally distributed observations with a z-score above -2.84

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A: Given: x y 0.87 1 0.499 2 0.308 3 0.198 5 0.143 7 0.123 8 0.083 12 0.069 14…

Q: Provide an appropriate response. 5) Find the area of the shaded region. The graph depicts IQ scores…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: In an experiment to test whether final digits of telephone numbers are random, a random sample of 40…

A: Note: As per guidelines we will solve the first question only, please repost other questions for…

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Q: wo samples are taken with the following numbers of successes and sample sizes x1 = 33 x2 = 31 n1 =…

A: Solution-: Given: n1=51, n2=72, x1=33, x2=31, c=0.95 We want to find 95% confidence interval.

Q: QUESTION 7 Select the CORRECT statements. It is usually a good idea to have less than 4 classes in a…

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A: Given that  Outcome  Observed frequency Expected  Percent    Math/Science 279 17…

Q: Alpha is usually set at .05 but it does not have to be; this is the decision of the statistician.…

A: Testing of hypothesis is a rule which, when the sample values have been obtained, leads to a…

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Q: Objective questions choose either A,B,C,D i) The sum of deviations taken from arithmetic mean is?…

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Q: g data were obtained. Machine 1 Machine 2 Machine 3 Machine 4 6.6 8.9 10.9 9.8 8.0 7.5 10.1 12.8 5.7…

A: Given, a) By applying the ANOVA test for a single factor, The Null and alternative hypothesis: Ho:…

Q: Let X₁, X₂, ..., X, be an independent identical random sample from a population with a Rayleigh…

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Q: The following data are from a completely randomized design.   Treatment A B C   161 141 125 143 156…

A: Comment: As per the our company guidelines we are supposed to answer only three subparts. Kindly…

Q: A psychologist is interested in the mean IQ score of a given group of children. It is known that the…

A: From the provided information, Sample size (n) = 150 Sample mean (x̄) = 98 Population standard…

Q: The sales for Sunflowers Apparel, a chain of upscale clothing stores for women, have increased…

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Q: Identify all possible outliers from the following data set: 0.1 4 5.2 4.75 6.1 5 17.2 3.9 7.8

A: Given problem Given that   We have to find all possible outliers from the following data set. 0.1,…

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A: SPC is a technique for determining whether a data are stationary and under control. Simple model…

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A: Given: Let Zt , t∈ℤ be a sequence of independent and identically distributed random variables…

Q: hesis test to determine if preference for paying a subscription fee to utilize the e-services is…

A: Given: Respondent Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 1 28 F YES 3 NO NO $5 NO 2 35 M YES 2 NO NO $3 NO…

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A: Given: The x and y variable data is given. Find: i)Value of rii)Value of r2iii)Fit regression…

Q: When a researcher uses random sampling in their study, they are most likely concerned with: When a…

A: Random sampling is the simplest probability sampling.

Q: O is 20 26 27 36 35 41 45 grams. (Only the final answer should be rounded-off) WAKE WAN P Kalevala…

A: *Answer: Given data The percentage of deaths is calculated as shown belowpercentage of death for 10…

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A: Given: Given information is the graph. Find: Draw the conclusions from the given graph.

Q: 2. A customer at a specialty milk tea shop observed the amount of time, in minutes, that each of 20…

A: Given: Sample size n = 20 Formula Used: Sample Mean X = ∑i=1nXin = X1+X2+X3+............+Xnn Sample…

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Q: sed on a two-tailed t-test,what will be the conclusion of the significance test for this correlation…

A: From there results of first question, the correlation value is 0.97.