In a random sample of 50 Philadelphia families with children of preschool age, 35
had children enrolled in preschool. Find a
95% confidence interval for the true
proportion of Philadelphia families with
children enrolled in preschool.

Two lines that do not intersect are skew. always sometimes or never

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is