The following table shows the number of computer problems that are encountered daily in an office for 260 days. Which of the following is correct for a good fit test to be performed? (The number of groups remaining after merges will be = 5.) number of computer problems  (x)    0     1      2       3      4       5  number of days      (ni)                       77   90   55      30   5       3    A)2 parameters should be calculated: average and variance. B)The calculated parameter value is =

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A: The correct tool for this study would be 2-sample mean (matched pairs) test.

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A: Given Information: The number of children in the gymnastic class=5 The mean number of steps children…

Q: When you are asked to examine the relationships between the two variables, whichof the following do…

A: FOR ANY QUERIES, PING ME     HAPPY LEARNING

Q: To obtain a maximum amount of variance, an item ought to have a degree of difficulty of what?

A: To obtain a maximum amount of variance an item ought to have a degree of difficulty is the number of…

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A: To check whether there is any difference in the mean recovery time after surgical procedure I and…

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A: From the provided information, Sample size (n) = 24 Level of significance (α) = 0.05

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Q: From past records a firm has noted that the average time its employees take for tea break is 15…

A: Here, µ = 15, σ2 = 4, and n = 50. It is given that the new employee joins the firm and over 50 tea…

Q: Suppose that 39% of all patrons at Goldy's gym spend more than 10 hours a week at the gym. Goldy's…

A: Given that  n=60 , p=39%=0.39 , q=1-p=1-0.39=0.61 X~Binomial(n=60 , p=0.39) P=Probability Goldy's…

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A:

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A: The new mean is, New mean=Mean-3-2=40-3-2=37-2=-18.5 Thus, the new mean is -18.5.

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A: The null and alternative hypotheses are: Here, µ1 is the mean pollution indexes of Area A, and µ2 is…

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A:

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A: The distribution is normal and the population standard deviation is unknown so the t distribution…

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A:

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Q: Find the P value for the following example. A data set {Xi} contains 100 house prices in Boston…

A: P-value = 0.0000

Q: 1.For a symmetric data set with a mean of 11 and a variance of 25, approximately 68% of the values…

A: Solution: Given information: μ= 11  Population mean σ2= 25  Population variance σ= σ2σ=25σ= 5…

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A: Interquartile range (IQR): The distance between third quartile (75th percentile) and first quartile…

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A: Identify the test statistic used for  the ANOVA procedure  and how it is calculated.

Q: How are you able to get the standard variance from a TI-83 calculator?

A: Enter the given data into the list. Press the STAT button and then press ENTER. Enter the first…