Happy Earth Day. Have a wonderful Day! If you answer you must give me ten Earth day Activities to answer. Thank you!
2 answers:
Answer:
- Build a Container Fairy Garden
- Make a Play Garden, a carved out space just for the kids to dig and plant in.
- Pinecone and Peanut Butter Bird Feeder
- Get out the acrylic paint and make some Painted Sticks
- Leaf Necklaces
- On your next beach trip, collect some Shells and paint them
- Grow Wheat Grass Indoors {the fastest growing plant}
- Make some beautiful Nature Prints made with Sculpey
- Make leaf sun prints on fabric
- These Fabric Sunprints is the ultimate of earth day activities since it’s a science experiment and art project wrapped up in one.
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Answer: -1.5
Step-by-step explanation:
When population standard deviation is known, then the formula to find the z-test statistic for population mean is given by :-
, where n= Sample size.
= Population mean
= Sample mean
= Population standard deviation.
As per given , we have (average infants contracted typhoid each month)
n= 4 (No. of months)
Then , the value of the appropriate test statistic will be :
Hence, the value of the test statistic = -1.5
Answer:
x = -1
Step-by-step explanation:
f() = 120, therefore we can create this equation:
120 = 150 ÷ ( - z)
cross-multiply to get: 24 - 120z = 150
-120z = 126
z = -1