Answered step by step
Verified Expert Solution
Question
1 Approved Answer
One-sided p-values for t-tests . For Ho: H = Host= X - Ho and df = degrees of freedom = n - 1. s/ Vn
One-sided p-values for t-tests . For Ho: H = Host= X - Ho and df = "degrees of freedom" = n - 1. s/ Vn Table shows area to the right of absolute value of t. (This is the "tail area.") For two-sided tests (H, is " # ") , double the area shown to get the p-value. Absolute value of t-statistic df 0.00 1.28 1.50 1.65 1.80 2.00 2.33 2.58 3.00 Infinity 0.500 0.211 0.187 0.173 0.161 0.148 0.129 0.118 0.102 0.000 2 0.500 0.164 0.136 0.120 0.107 0.092 0.073 0.062 0.048 1.000 3 0.500 0.145 0.115 0.099 0.085 0.070 0.051 0.041 0.029 1.000 4 0.500 0.135 0.104 0.087 0.073 0.058 0.040 0.031 0.020 0.000 5 0.500 0.128 0.097 0.080 0.066 0.051 0.034 0.025 0.015 1.000 6 0.500 0.124 0.092 0.075 0.061 0.046 0.029 0.021 0.012 D.000 7 0.500 0.121 0.089 0.071 0.057 0.043 0.026 0.018 0.010 0.000 8 0.500 0.118 0.086 0.069 0.055 0.040 0.024 0.016 0.009 0.000 0.500 0.116 0.084 D.067 0.053 0.038 0.022 0.015 0.007 1.000 10 0.500 0.115 0.082 0.065 0.051 0.037 0.021 0.014 0.007 0.000 11 0.500 0.113 0.081 0.064 0.050 0.035 0.020 0.013 0.006 0.000 12 0.500 0.112 0.080 0.062 0.049 0.034 0.019 0.012 0.006 0.000 13 0.500 0.111 0.079 0.061 0.048 0.033 0.018 0.011 0.005 D.000 14 0.500 0.111 0.078 0.061 0.047 0.033 0.018 0.011 0.005 1.000 15 |0.500 0.110 0.077 0.060 0.046 0.032 0.017 0.010 0.004 1.000 16 0.500 0.109 0.077 0.059 0.045 0.031 0.017 0.010 0.004 0.000 17 0.500 0.109 0.076 0.059 0.045 0.031 0.016 0.010 0.004 0.000 18 |0.500 0.108 0.075 0.058 0.044 0.030 0.016 0.009 0.004 1.000 19 0.500 0.108 0.075 0.058 0.044 0.030 0.015 0.009 0.004 0.000 20 |0.500 0.108 0.075 0.057 0.043 0.030 0.015 0.009 0.004 0.000 21 0.500 0.107 0.074 0.057 0.043 0.029 0.015 0.009 0.003 1.000 22 0.500 0.107 0.074 0.057 0.043 0.029 0.015 0.009 0.003 1.000 23 |0.500 0.107 0.074 0.056 0.042 0.029 0.014 0.008 0.003 0.000 24 0.500 D.106 0.073 0.056 0.042 0.028 0.014 0.008 1.003 1.000 25 0.500 0.106 0.073 0.056 0.042 0.028 0.014 0.008 0.003 1.000 26 0.500 0.106 0.073 0.055 0.042 0.028 0.014 0.008 0.003 0.000 27 0.500 0.106 0.073 0.055 0.042 0.028 0.014 0.008 0.003 0.000 28 0.500 0.106 0.072 0.055 0.041 0.028 0.014 0.008 0.003 1.000 29 0.500 0.105 0.072 0.055 0.041 0.027 0.013 0.008 0.003 0.000 30 | 0.500 0.105 0.072 0.055 0.041 0.027 0.013 0.008 0.003 0.000 50 0.500 0.103 0.070 0.053 0.039 0.025 0.012 0.006 0.002 0.000 100 0.500 0.102 0.068 0.051 0.037 0.024 0.011 0.006 0.002 0.000 1.000 0.500 0.100 0.067 0.050 0.036 0.023 0.010 0.005 0.001 1.000 10.000 0.500 0.100 0.067 0.049 0.036 0.023 0.010 0.005 0.001 1.000 infinity 0.500 0.100 0.067 0.049 0.036 0.023 0.010 0.005 0.001 D.000At least one of the answers above is NOT correct. (20 points) An article published in the Washington Post claims that 45 percent of all Americans have brown eyes. A random sample of n = 84 college students students found 31 who had brown eyes. Consider testing H0 : p = .45 Ha : 12 9E .45 (a) The test statistic is z = -1.492
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started