Question

match the following
sickle. weed control
hoe. harvesting
seed drill. ploughing
sprinkler modern method of irrig..
plough. sowing of seeds
dhekli. harvesting and threshing
Silos. traditional method of irrig..
combine. storage

Note: irrig... is the small form of irrigation​

Answer 1

Answer:

a hospital based cross-sectional study, it is planned to estimate the mean D-dimer level among COVID-19 patients. From previous literature, the standard deviation was found to be 200 ng/mL. If the researchers want to estimate the mean with a 50 ng/mL precision and 95% significance level, what is the minimum sample size required?

Answer 2

sickle - harvesting

hoe - ploughing

seed drill - weed control

sprinkler - modern method of irrigation

plough - sowing of seeds

dhekli - traditional method of irrigation

Silos - storage

combine - harvesting and threshing

Hope it's helpful to you