Use the Following to Answer the Question(s) Below

question 60

Multiple Choice

Use the following to answer the question(s) below.
A manufacturer of cordless electric shavers sampled 13 from a day's production and found the mean time of continuous usage without recharging to be 410 minutes with a sample standard deviation of 30 minutes. We can assume that times are normally distributed. We wish to test if the true mean operating time without recharging is more than 400 minutes.
-The correct conclusion at the 0.05 level of significance is

• A) reject the null hypothesis.
• B) fail to reject the null hypothesis, and there is no evidence that true mean operating time without recharging is more than 400 minutes.
• C) evidence suggests that the mean operating time is more than 400 minutes.
• D) reject the null hypothesis and find that evidence suggests that the mean operating time is more than 400 minutes.
• E) do not reject the alternative hypothesis and find that evidence suggests that the mean operating time is more than 400 minutes.

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Definitions:

Hegemonic Masculinity

A concept in sociology that describes a set of societal norms dictating what is acceptable male behavior, often emphasizing dominance and control.

Emphasized Femininity

A set of social norms and practices that promote an idealized image of womanhood, prioritizing traits like gentleness, empathy, and nurturing.

Social Influences

The ways in which individuals change their behavior to meet the demands of a social environment or are affected by the real or imagined presence of others.

Hegemonic Masculinity

A concept that describes the practices that promote the dominant social position of men, and the subordinate social position of women.