(a) Consider a t distribution with 30 degrees of freedom. Compute P(−1.39 < t < 1.39). Round your answer to at least three decimal places. P(−1.39 < t < 1.39) = (b) Consider a t distribution with 7 degrees of freedom. Find the value of c such that P(t ≤ c) = 0.10. Round your answer to at least three decimal places. c =
Q: (a) Consider a t distribution with 8 degrees of freedom. Compute P(-1.93<t< 1.93). Round your answer…
A: a) Given : Degree of freedom,df = 8
Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…
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A: a) df = 19 , P(-1.91 < t < 1.91) = ?
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A: We recall the result that t distribution is symmetric about 0, and hence P[tn≤-a]=P[tn ≥a] for…
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A: (a) df = 23P(-1.02<t<1.02) = ?(b) df = 12P(tC) = 0.05c = ?
Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…
A: Class Frequency 20 - 26 1 27 - 33 3 34 - 40 9 41 - 47 3 48 - 54 18 55 - 61 39 62 - 68…
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A: (a) df=10 P(t≤2.0)=? (b) df=11 P(-C<t<C)=0.99
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A: a) Given data : degree of freedom=df=30
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A: given data (a) df = 13 P(-1.68<x<1.68) = ? (b) df = 2 P(t≥c) = 0.10 ; c = ?
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Q: (a)Consider a t distribution with 16 degrees of freedom. Compute P(-1.91 < t < 1.91). Round your…
A: Given that A) df = 16 , P(-1.91 < t < 1.91) = ?
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Q: (a) Consider a t distribution with 8 degrees of freedom. Compute P(-1.95<t<1.95). Round your answer…
A: The degrees of freedom is 8.
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- Fill in the blanks to complete the following statements. (a) For the shape of the distribution of the sample proportion to be approximately normal, it is required that np(1 -p) 2 (D) Suppose the proportion of a population that has a certain characteristic is 0.3. The mean of the sampling distribution of p from this population is u. = (a) For the shape of the distribution of the sample proportion to be approximately normal, it is required that np(1 - p) 2 (Type an integer or a decimal.)(a) Consider a t distribution with 9 degrees of freedom. Compute P(-1.48Let X be normally distributed with mean = 3.3 and standard deviation o=1.8. a. Find P(X> 6.5). Note: Round your final answer to 4 decimal places. P(X> 6.5) b. Find P(5.5 ≤ x ≤7.5). Note: Round your final answer to 4 decimal places. P(5.5 ≤ x ≤ 7.5)Consider a t distribution with 8 degrees of freedom. Compute P(t is less than or equal to 1.53). Round answer to at least 3 decimal places. P(t is less than or equal to 1.53)= Consider a t distribution with 12 degrees of freedom. Find the value of c such that P(-c<t<c)=0.99. Round answer to at least 3 decimal places. c=Determine the rejection region for a hypothesis test for the population mean using the give information. Assume that the population standard deviation is unknown, the sample size is small, and the population distribution is approximately normal. Write your answer in a format exactly as in the following examples, "t <= -2.203", or "t >= 1.706", or "|t| >= 1.305". Do not forget the SPACE after t and the SPACE before the number. Also make sure to enter the digit 0 before the decimal point. ?=0.90,??=18 two-tailed test Reject H0 if(a) Consider a t distribution with 6 degrees of freedom. Compute P(-1.02<<1.02). Round your answer to at least three decimal places. P(-1.02<<1.02)= (b) Consider a t distribution with 17 degrees of freedom. Find the value of c such that P(2c)-0.10. Round your answer to at least three decimal places.T12esc A T option :9: F1 Use the ALEKS calculator to solve the following problems. N (a) Consider a t distribution with 9 degrees of freedom. Compute P(-1.15(a) Consider a t distribution with 5 degrees of freedom. Compute P(-1.88 < t < 1.88). Round your answer to at least three decimal places. P(-1.88 < t < 1.88) = || (b) Consider a t distribution with 5 degrees of freedom. Find the value of c such that P (t≥ c) = 0.10. Round your answer to at least three decimal places. C = 0Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. n[Σ(f•x?)] - [Σ(-x)]2 n(n −1) Interval 58-64 65-71 72-78 30-36 1 37-43 4 44-50 4 51-57 2 Frequency 31 39 CO Standard deviation = (Round to one decimal place as needed.)(a) Consider a t distribution with 2 degrees of freedom. Compute P (t≥ 1.95). Round your answer to at least three decimal places. P(t≥1.95) = (b) Consider a t distribution with 9 degrees of freedom. Find the value of c such that P(-cUse the ALEKS calculator to solve the following problems. |(a) Consider a t distribution with 17 degrees of freedom. Compute P (-1.46SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. 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