She does not use her creator card a lot or she does not purchase many expensive items
In the binomial expansion of (0.30+0.70)²⁰ the coefficient is ²⁰C₁₀=184756 for x=10 and we have 0.30¹⁰×0.70¹⁰ for the pq values where q=1-p. This comes to about 0.03. So the statement p(x=10)=0.50 is false, answer b.
Answer:
C
Step-by-step explanation:
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X=6 that should be the correct answer
Im pretty sure it would be 26 because you can buy 25 hamburgers at the price of 5 for $9 and then buy one for $3.