For parts a and b, use the t tables, software, or a calculator to estimate. For...
For parts a and b, use the t tables, software, or a calculator to estimate. For parts c and d, use software or a calculator to estimate. a) the critical value of t for a 9898% confidence interval with dfequals=2222. b) the critical value of t for a 9595% confidence interval with dfequals=5858. c) the P-value for tgreater than or equals≥1.761.76 with 55 degrees of freedom. d) the P-value for StartAbsoluteValue t EndAbsoluteValuetgreater than>1.411.41 with 2626 degrees of freedom.
Homework Answers
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For parts a and b, use the t tables, software, or a calculator
to estimate. For...
Use the t tables, software, or a calculator to estimate the values asked for in parts...
Use the t tables, software, or a calculator to estimate the values asked for in parts (a) and (b) below. a) What is the P-value for t ≥ 2.14 with 88 degrees of freedom? b) What is the P-value for t >2.07 with 25 degrees of freedom?
Using the t tables, software, or a calculator, estimate the values asked for in parts (a)...
Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below. a) Find the critical value of t for a 99% confidence interval with df = 18. t= (Round to two decimal places as needed.) b) Find the critical value of t for a 98% confidence interval with df = 91. t= (Round to two decimal places as needed.)
Using the t tables, software, or a calculator, estimate the values asked for in parts (a)...
Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below. a) Find the critical value of t for a 98% confidence interval with df = 21. t= (Round to two decimal places as needed.) b) Find the critical value of t for a 95% confidence interval with df = 49. t= (Round to two decimal places as needed.)
Look up the requested values using book tables. You may check with a calculator, but enter...
Look up the requested values using book tables. You may check with a calculator, but enter the table value. Find the t-distribution with 38 degrees of freedom POSITIVE CRITICAL VALUE used for a 99% confidence interval? Note: Enter X.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWOAFTER and round up. Thus, 27 is entered as 27.00, 3.5 is entered as 3.50, 0.3750 is entered as 0.38
Use the calculator provided to solve the following problems. Consider a t distribution with 2o degrees...
Use the calculator provided to solve the following problems. Consider a t distribution with 2o degrees of freedom. Compute Pts-1.63). Round your answer to at least three decimal places. Consider a t distribution with 29 degrees of freedom. Find the value of c such that P(-c«t<c)-0s90 Round your answer to at least three decimal places. P(t s-1.63)D
Using a t-distribution table or software or a calculator, report the t-statistic which is multiplied by...
Using a t-distribution table or software or a calculator, report the t-statistic which is multiplied by the standard error to form the margin of error for the following cases. a.90% confidence interval for a mean with15 observations. b. 90% confidence interval for a mean with 25 observations. c.98%confidence interval for a mean with 25 observations.
Use the calculator provided to solve the following problems. Consider a t distribution with 24 degrees...
Use the calculator provided to solve the following problems. Consider a t distribution with 24 degrees of freedom. Compute P(t≥−1.72) Round your answer to at least three decimal places. Consider a t distribution with 18 degrees of freedom. Find the value of c such that P(-c. Round your answer to at least three decimal places. P(t≥−1.72)= c=
please answer all parts a-d and check if im correct please Determine the t-value in each...
please answer all parts a-d and check if im correct
please
Determine the t-value in each of the cases. Click the icon to view the table of areas under the t-distribution. (a) Find the t-value such that the area in the right tail is 0.20 with 8 degrees of freedom. 0.889 (Round to three decimal places as needed,) (b) Find the t-value such that the area in the right tail is 0.15 with 22 degrees of freedom. 1.061(Round to three...
Use the calculator provided to solve the following problems. • Consider a t distribution with 28...
Use the calculator provided to solve the following problems. • Consider a t distribution with 28 degrees of freedom. Compute P(t>-1.24). Round your answer to at least three decimal places. • Consider a t distribution with 7 degrees of freedom. Find the value of c such that P(-c<t<c)=0.99. Round your answer to at least three decimal places. P(t2 - 1.24) = 0 c = 1 xs ?
Use the calculator provided to solve the following problems. Consider a t distribution with 16 degrees...
Use the calculator provided to solve the following problems. Consider a t distribution with 16 degrees of freedom. Compute P ≥ t 1.43 . Round your answer to at least three decimal places. Consider a t distribution with 12 degrees of freedom. Find the value of c such that = P < − c < t c 0.95 . Round your answer to at least three decimal places.
Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below. a) Find the critical value of t for a 99% confidence interval with df = 18. t= (Round to two decimal places as needed.) b) Find the critical value of t for a 98% confidence interval with df = 91. t= (Round to two decimal places as needed.)
Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below. a) Find the critical value of t for a 98% confidence interval with df = 21. t= (Round to two decimal places as needed.) b) Find the critical value of t for a 95% confidence interval with df = 49. t= (Round to two decimal places as needed.)
Use the calculator provided to solve the following problems. Consider a t distribution with 2o degrees of freedom. Compute Pts-1.63). Round your answer to at least three decimal places. Consider a t distribution with 29 degrees of freedom. Find the value of c such that P(-c«t<c)-0s90 Round your answer to at least three decimal places. P(t s-1.63)D
please answer all parts a-d and check if im correct
please
Determine the t-value in each of the cases. Click the icon to view the table of areas under the t-distribution. (a) Find the t-value such that the area in the right tail is 0.20 with 8 degrees of freedom. 0.889 (Round to three decimal places as needed,) (b) Find the t-value such that the area in the right tail is 0.15 with 22 degrees of freedom. 1.061(Round to three...
Use the calculator provided to solve the following problems. • Consider a t distribution with 28 degrees of freedom. Compute P(t>-1.24). Round your answer to at least three decimal places. • Consider a t distribution with 7 degrees of freedom. Find the value of c such that P(-c<t<c)=0.99. Round your answer to at least three decimal places. P(t2 - 1.24) = 0 c = 1 xs ?
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