Use the ALEKS calculator to solve the following problems.(a) Consider at distribution with 19 degrees of freedom. Compute P (t>1.67). Round your answer to atleast three decimal places.P(121.67)-0(b) Consider at distribution with 22 degrees of freedom. Find the value of c such thatP(-c

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A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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a) Consider the following data: 0.4 0.6 0.8 1.0 1.2 y 1.63 2.22 3.35 4.79 | 5.05 i. Approximate f'(0.8) using 5-points difference formula. ii. Estimate the f (0.4) by using 3-points forward difference formula. iii. Is the 3-points forward difference formula appropriate to estimatef (1.0). State the reason.
The following Minitab display gives information regarding the relationship between the body weight of a child (in kilograms) and the metabolic rate of the child (in 100 kcal/ 24 hr). Predictor Coef SE Coef T P Constant 0.8678 0.4148 2.06 0.84 Weight 0.40376 0.02978 13.52 0.000 S = 0.517508 R-Sq = 94.6% (a) Write out the least-squares equation. = + x (b) For each 1 kilogram increase in weight, how much does the metabolic rate of a child increase? (Use 5 decimal places.)(c) What is the value of the correlation coefficient r? (Use 3 decimal places.) 4.
Use the ALEKS calculator to solve the following problems. (a) Consider at distribution with 18 degrees of freedom. Compute P (t21.74 ). Round your answer to at least three decimal places. P (t21.74)= ] (b) Consider at distribution with 20 degrees of freedom. Find the value of c such that P(-c
The following Minitab display gives information regarding the relationship between the body weight of a child (in kilogramS) and the metabolic rate of the child (in 100 kcal/ 24 hr). Predictor Сoef SE Coef T P Constant 0.8489 0.4148 2.06 0.84 Weight 0.39647 0.02978 13.52 0.000 S = 0.517508 R-Sq = 97.4% (a) Write out the least-squares equation. (b) For each 1 kilogram increase in weight, how much does the metabolic rate of a child increase? (Use 5 decimal places.) (c) What is the value of the correlation coefficient r? (Use 3 decimal places.)
The logarithm of the ratio of the output to the input current of a transistor is called its current gain. If cur-rent gain measurements made on a certain transistor are normally distributed with μ = 1.8 and σ = 0.05, find theprobability that the current gain will exceed the requiredminimum value of 6.0.
Find the t-value(s) for each of the following cases. Round your answers to 3 decimal places. Enter negative values as negative number, a. Upper tail area of .025 with 15 degrees of freedom is 2.131 b. Lower tail area of .05 with 50 degrees of freedom is -1.676 c. Upper tail area of 20 with 35 degrees of freedom is 0.852 d. Where 90% of the area falls between these two t-values with 20 degrees of freedom. -1.725 -1.725) e. Where 99% of the area falls between these two t-values with 45 degrees of freedom. -2.690 2.690)
For an alpha = .025 and degrees of freedom, df = 15, what is the one-tailed t-value? Give your answer exactly as it appears in the table, with three decimal places.
Use the ALEKS calculator to solve the following problems. (a) Consider at distribution with 15 degrees of freedom. Compute P (t<-1.86). Round your answer to at least three decimal places. P (t<-1.86)=[] (b) Consider at distribution with 10 degrees of freedom. Find the value of c such that P(-c

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Use the ALEKS calculator to solve the following problems. (a) Consider at distribution with 19 degrees of freedom. Compute P (t>1.67). Round your answer to at least three decimal places. P(121.67)-0 (b) Consider at distribution with 22 degrees of freedom. Find the value of c such that P(-c