1) The mean height of Grade 12 students is less than 66 inches a) One- Tailed test b) Two-Tailed test 2) The standard deviation of their heights is not equal to 5 inches a) One- Tailed test b) Two- Tailed test 3) Male grade 7 and Grade 12 students differ in height on average a) One-Tailed test b) Two-Tailed test 4) The proportion of senior male students' height is significantly higher than that of senior female students. a) One-Tailed test b) Two-Tailed test 5) The average grade of Grade 11 students in Statistics is lower than their average grade in Calculus  a) One-Tailed test b) Two-Tailed test 6) The numerical measure that describes the certain characteristics of a population. a) Sample b) Statistics c) Parameter d) Population 7) Anna wants to estimate the average shower time of teenagers. From the sample of 50 teenagers, she found out that it takes 5 minutes for teenagers to shower. What is the parameter? a) Sample of 50 teenagers  b) 50 teenagers in 5 minutes c) Average shower time of teenagers 8) This hypothesis states that there is significant difference between population parameters and the hypothesized value a) Hypothesis b) Null Hypothesis c) Alternative Hypothesis  d) Two-Tailed hypothesis  9) When the value of parameter has no significant difference with the hypothesized value, then it is called____. a) One-Tailed test b) Two-Tailed test c) Null Hypothesis d) Alternative Hypothesis 10) The sign of alternative hypothesis in a right-tailed test is always _____. a) equal b) less than c) not equal d) greater than

Grade 11 Stat & Prob Asynchronous Activity

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