If SPSS reports a "Sig." of 0.326 for a chi square and you are testing using...
If SPSS reports a "Sig." of 0.326 for a chi square and you are testing using an alpha level (α) of 0.01, the most appropriate decision would be to fail to reject the null hypothesis of your test.
A. True
B. False
Homework Answers
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If SPSS reports a "Sig." of 0.326 for a chi square and you are
testing using...
You have conducted a Chi-Square test for Homogeneity. Below are your results. LaTeX: \chi^2=2.987 χ 2...
You have conducted a Chi-Square test for Homogeneity. Below are your results. LaTeX: \chi^2=2.987 χ 2 = 2.987 LaTeX: \alpha\:=\:0.01\: α = 0.01 critical value = 5.991 What is your decision? Fail to reject Ho Reject Ho Not enough information
Open the "Lab Dataset" (HSCI390.sav) you have been using for lab assignments in SPSS. Your analysis...
Open the "Lab Dataset"
(HSCI390.sav) you have been using for lab assignments in SPSS. Your
analysis will focus on the variables "Gender" (Gender) and "Blood
Alcohol Content at last drinking episode" (BAC).
Researchers are interested in examining if the mean Blood
Alcohol Content at last drinking episode differs between men and
women. To examine their research question of interest, they will
use data from the sample of CSUN students contained in the
HSCI390.sav dataset.
Using SPSS for the analysis, you...
Bassey Based on the following table, what would your decision be for this Chi-Square test with...
Bassey Based on the following table, what would your decision be for this Chi-Square test with an alpha of .05? fo fe fofe (fofe)2 4 (fofe)2/fe 0.4 8 10 -2 12 10 2 4 0.4 No Exercise Once a Week Twice a week More then Twice a week 16 6 36 10 10 3.6 3.6 4 -6 36 Chi- Square 8 F O reject the null hypothesis ye O none of the other answers o the results are inconclusive fail...
A chi-square for goodness of fit hypothesis test was conducted using an alpha of .05. The...
A chi-square for goodness of fit hypothesis test was conducted using an alpha of .05. The resulting chi-square was as follows: X2(2, n = 30) = 4.20, p > .05. Find the critical value. What decision was made regarding the null hypothesis?
4) A researcher is testing a hypothesis of a single mean. The critical z value for...
4) A researcher is testing a hypothesis of a single mean. The critical z value for α = .05 and a two tailed test is ±1.96. The observed z value from sample data is minus2.11. The decision made by the researcher based on this information is to _____ the null hypothesis. reject fail to reject redefine change the alternate hypothesis into restate 5) A researcher is testing a hypothesis of a single mean. The critical z value for α =...
Test the claim that your coin is fair, using a 5% level of significance. Use the...
Test the claim that your coin is fair, using a 5% level of significance. Use the Chi-Square Goodness of Fit Test. Toss a coin at least 12 times (why?). a) What is n? What are the number of Tails and Heads? These are the Observed frequencies. b) What are the Expected frequencies? c) What is the Null Hypothesis H0? d) What is the Alternative Hypothesis H1? e) Is this a left, right, or two-tailed test? f) Chi-Square Test Statistic =?...
You conduct a hypothesis test for the population mean. After you calculate the t test statistic,...
You conduct a hypothesis test for the population mean. After you calculate the t test statistic, you find that your p-value = 0.04. Using alpha (a) = 0.01 level of significance, what is your decision regarding the null hypothesis? (either reject Ho and accept Ha, or fail to reject Ho)
Value: 2 For many students, calculating the chi square value is the most challenging part of conducting a chi square test so it is important to practice. Consider the following information An F1 tall...
Value: 2 For many students, calculating the chi square value is the most challenging part of conducting a chi square test so it is important to practice. Consider the following information An F1 tall, round seed pea plant is crossed with a dwarf, wrinkled seed pea plant. The following offspring are observed: Tall, round: 510 Tall, wrinkled: 495 Dwarf, round: 490 Dwarf, wrinkled: 505 a. What is the expected phenotype ratio? ## or ####, depending on what you think the...
1. In testing hypotheses, the researcher initially assumes that the alternative hypothesis is true and uses the sample d...
1. In testing hypotheses, the researcher initially assumes that the alternative hypothesis is true and uses the sample data to reject it. True False 2. The first step in testing a hypothesis is to establish a true null hypothesis and a false alternative hypothesis. True False 6. The power curve provides the probability of Correctly accepting the null hypothesis Incorrectly accepting the null hypothesis Correctly rejecting the alternative hypothesis Correctly rejecting the null hypothesis 7. Suppose that Ho: μ ≤...
(If any are cut off answer what you can see) 3A) 3b) 3C) 3D) You are...
(If any are cut off answer what you can see)
3A)
3b)
3C)
3D)
You are conducting a multinomial Goodness of Fit hypothesis test for the claim that the 4 categories occur with the following frequencies: H:PA = 0.25; PB = 0.4; Pc = 0.1; PD 0.25 Complete the table. Report all answers accurate to three decimal places. Observed Expected Category Residual Frequency Frequency А 17 B 57 с 8 D 23 What is the chi-square test-statistic for this data?...
Open the "Lab Dataset"
(HSCI390.sav) you have been using for lab assignments in SPSS. Your
analysis will focus on the variables "Gender" (Gender) and "Blood
Alcohol Content at last drinking episode" (BAC).
Researchers are interested in examining if the mean Blood
Alcohol Content at last drinking episode differs between men and
women. To examine their research question of interest, they will
use data from the sample of CSUN students contained in the
HSCI390.sav dataset.
Using SPSS for the analysis, you...
Bassey Based on the following table, what would your decision be for this Chi-Square test with an alpha of .05? fo fe fofe (fofe)2 4 (fofe)2/fe 0.4 8 10 -2 12 10 2 4 0.4 No Exercise Once a Week Twice a week More then Twice a week 16 6 36 10 10 3.6 3.6 4 -6 36 Chi- Square 8 F O reject the null hypothesis ye O none of the other answers o the results are inconclusive fail...
Value: 2 For many students, calculating the chi square value is the most challenging part of conducting a chi square test so it is important to practice. Consider the following information An F1 tall, round seed pea plant is crossed with a dwarf, wrinkled seed pea plant. The following offspring are observed: Tall, round: 510 Tall, wrinkled: 495 Dwarf, round: 490 Dwarf, wrinkled: 505 a. What is the expected phenotype ratio? ## or ####, depending on what you think the...
(If any are cut off answer what you can see)
3A)
3b)
3C)
3D)
You are conducting a multinomial Goodness of Fit hypothesis test for the claim that the 4 categories occur with the following frequencies: H:PA = 0.25; PB = 0.4; Pc = 0.1; PD 0.25 Complete the table. Report all answers accurate to three decimal places. Observed Expected Category Residual Frequency Frequency А 17 B 57 с 8 D 23 What is the chi-square test-statistic for this data?...
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