Examlex
In constructing a confidence interval for a mean with unknown variance with a sample of 25 items, Bob used z instead of t. "Well, at least my interval will be wider than necessary, so it was a conservative error," said he. Is Bob's statement correct?
Couples
Two individuals who are romantically or sexually involved and often share a close bond or partnership.
Modern Phenomenon
Contemporary or recent events, trends, or changes that are distinctive to the current era, often implying novelty or a departure from the past.
Less Happy
A state or condition of feeling somewhat or significantly less content or satisfied than usual.
Sex Guilt
Feeling guilty about sexual thoughts, acts, or fantasies.
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