Goodness of Fit Chi-Squared hypothesis test (a = 0.05) for the claim that alldice are equally likely.outcomes of rolling 1The number of trials is n = 83Enter the expected value for each possible outcome the table; round these expected values to fourdecimal placesExpectedX Frequency FrequencyObserved(counts)(counts)1 132 123 134 125 136 20Round the following answers accurate to three decimal places. But retain unrounded numbers for futurecalculations.What is the chi-square test-statistic for this data?(Report answer accurate to three decimal places.)x²What is the p-value for this sample?(Report answer accurate to 3 decimal places.)p-value = The p-value is...O Less than (or equal to) aGreater than aThis P-Value leads to a decision to...Reject the null hypothesis.OFail to reject the null hypothesis.As such, the final conclusion is that...O There is sufficient evidence to warrant rejection of the claim that all 6 categories are equallylikely to be selected.OThere is not sufficient evidence to warrant rejection of the claim that all 6 categories areequally likely to be selected.

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Confidence interval for the difference between population proportions. (Assume that the samples are randomly selected and independent.) Sample statistics: n₁ = 1000, x₁ = 250, and n₂ = 1200, X2 = 195; Construct a 98% confidence interval for the difference between population proportions p₁ – P2 (1.516, 3.021) (0.047, 0.128) (0.581, 1.819) (-0.621, 0.781)
mano s The fallowing histograms each represent binomial distributions. Each distribution has the same number of trials n but different probabilities of success p. Match p 0.4, P3D0.5, p-0.7 with the correct graph. O A. (a) p 0.5, (b) p=0.4, (c) p=0.7 O B. (a) p 0.4, (b) p=0.7, (c) p 0.5 OC. (a) p=0.7, (b) p=0.4, (c) p=0.5 O D. (a) p= 0.7, (b) p=0.5, (c) p= 0.4 O E. (a) p= 0.5, (b) p=0.7, (c) p=0.4 OF (a) p 0.4, (b) p=0.5, (c) p= 0.7 (b)P(x) 0. 0.6- (a) P(x) 0.7- 0.6- 0.5- 0.4 0.3- 0.2- 0.1- 0.3 0.2 0.1 (c) P(x) 0.7- 0.6 0.4- 0.2- 0.1. 0- 01234 Click to select your answer.
None
A gambler rolls a die to determine whether or not it is fair. A fair die is one that does not favor any of the 6 numbers. Test at 5% significance to see if the die is weighted. Round to the fourth as needed. Observed Expected Categories Frequency Frequency 1 52 2 59 48 4 68 63 56 Test Statistic: Degrees of Freedom: p-val: 3.
Probability Scores 0.05 4 0.2 5 0.05 7 0.05 8 0.3 12 0.35 13 1.1102230246252E-16 14 Find the expected value of the above random variable.
Homework: Homework 8.5 - Probability Distribution; Expected Score: 0 of 1 pt 1 of 6 (0 complete) HW Score: 0%, 0 8.5.19 Question Hel Suppose three balls are drawn (with replacement) from a bag that contains 6 white balls and 2 blue balls. The number of blue balls is counted Complete parts (a (b) below. (a) Dotermine the histogram for the number of blue balls in the sample. Choose the correct histogram below A. O D. Px) P(x) 0.5 0 1 2 3 (b) What is the expected number of blue balls in the sample? (Round to two decimal places as needed ) Enter your answer in the answer box and then click Check Answer Clear All Chack Answer
Activity: Answer the given problem. Given that P(S) = 0.3, P(S|Q) = 0.4, and P(Q) = 0.5, find the following probabilities: a. P(SnQ) b. P(QIS) c. P(S'IQ) d. P(S/Q') Assessment: Answer the given problem. 02 and D/O) - 0 3 Let T be the event
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Participant Repetitions (using placebo) 115 Repetitions (using Vitamin C) 1 193 316 432 407 592 252 264 900 1301 771 1299 451 469 8 509 804 483 740 10 594 912 11 755 863 12 159 265 13 147 173 14 377 483 15 475 635 234 567 o9
Tourists watched caribou groups to determine what activities the caribou groups do at certain times of the day. A two-way table summarizing the data is provided in the table below. Does the data provide enough evidence to show that there is an association between activity and time of day? Test at the 8% level and round expected values to one decimal place. Activity Morning (Observed) Morning (Expected Value) Afternoon(Observed) Afternoon (Expected Value) Row Total Travel 52 46 98 Feed 52 12 64 Social 74 34 108 Column Total 178 92 270
2&3
K Use the given confidence interval to find the margin of error and the sample proportion. (0.755,0.779) E= (Type an integer or a decimal.) p=(Type an integer or a decimal.)

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