Health researchers surveyed people living in a large city and people living in the suburbs. Of the 250 city people surveyed, 187 had gotten flu shots. Of the 180 people living in the suburbs, 98 had gotten flu shots. For α = 5%, can it be concluded that the proportion of people receiving flu shots in the city is at least the same as the proportion of people receiving flu shots in the suburbs? State the null and alternative hypotheses for this hypothesis test, the p-value and the final determination regarding the claim. Answer

What is sin 7x/4 ? i need on this urgent trig

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%