QuestionAugust 27, 2025

Juanita has a storage closet at her shop with extra bottles of lotion and shower gel Some are scented and some are unscented. If she reaches into the closet and grabs a bottle without looking, she has a 42% chance of grabbing a bottle of shower gel For the events "shower gel" and "scented" to be independent, what must be shown to be true? P(lotion)=42% P(scented)=42% P(shower gelvert scented)=42% P(scentedvert shower gel)=42%

Juanita has a storage closet at her shop with extra bottles of lotion and shower gel Some are scented and some are unscented. If she reaches into the closet and grabs a bottle without looking, she has a 42% chance of grabbing a bottle of shower gel For the events "shower gel" and "scented" to be independent, what must be shown to be true? P(lotion)=42% P(scented)=42% P(shower gelvert scented)=42% P(scentedvert shower gel)=42%
Juanita has a storage closet at her shop with extra bottles of lotion and shower gel Some are scented and some
are unscented. If she reaches into the closet and grabs a bottle without looking, she has a 42%  chance of grabbing a bottle of shower gel
For the events "shower gel" and "scented" to be independent, what must be shown to be true?
P(lotion)=42% 
P(scented)=42% 
P(shower gelvert scented)=42% 
P(scentedvert shower gel)=42%

Solution
4.7(193 votes)

Answer

P(\text{shower gel} \vert \text{scented}) = 42\% Explanation 1. Define Independence Condition Two events, A and B, are independent if P(A \cap B) = P(A) \cdot P(B). 2. Apply to Given Events For "shower gel" and "scented" to be independent, P(\text{shower gel} \cap \text{scented}) = P(\text{shower gel}) \cdot P(\text{scented}) must hold true. 3. Use Conditional Probability Independence can also be shown by P(\text{shower gel} \vert \text{scented}) = P(\text{shower gel}). This means the probability of grabbing a shower gel given that it is scented should equal the probability of grabbing a shower gel overall.

Explanation

1. Define Independence Condition<br /> Two events, A and B, are independent if $P(A \cap B) = P(A) \cdot P(B)$.<br /><br />2. Apply to Given Events<br /> For "shower gel" and "scented" to be independent, $P(\text{shower gel} \cap \text{scented}) = P(\text{shower gel}) \cdot P(\text{scented})$ must hold true.<br /><br />3. Use Conditional Probability<br /> Independence can also be shown by $P(\text{shower gel} \vert \text{scented}) = P(\text{shower gel})$. This means the probability of grabbing a shower gel given that it is scented should equal the probability of grabbing a shower gel overall.
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